液相法制备BiOX (X = F, Cl, Br)微纳米材料研究进展

Recent Advances in the Preparation of BiOX (X = F, Cl, Br) Micro/Nanomaterials by Liquid Phase Method

高效光催化剂的开发一直是光催化降解领域的研究热点。BiOX (X = F, Cl, Br)微纳米材料作为一种新型半导体光催化剂,近年来已有许多学者对其展开了深入研究。本文综述了液相法制备BiOX微纳米材料的研究进展,分别从水热/溶剂热法、共沉淀法、溶胶–凝胶法、水解法等分别列举了各方法制备BiOX微纳米材料的一些示例和流程;分析了阻碍BiOX微纳米材料实际应用的原因,从构建异质结和元素掺杂角度概述了提高BiOX微纳米材料光催化性能的方法。最后,对BiOX微纳米材料今后的研究方向进行了展望。

The development of photocatalysts with high efficiency has always been research hot in the field of photocatalytic degradation. As a new type of semiconductor photocata-lyst, BiOX (X = F, Cl, Br) micro/nanomaterials have been intensively studied in recent years. In this paper, the research progress of the preparation of BiOX micro/nanomaterials by liquid phase method is reviewed, and some examples of the preparation of BiOX micro/nanomaterials by various methods are listed, including hydrothermal/solvothermal method, co-precipitation method, sol-gel method and hydrolysis method, etc. The reasons hindering the practical application of BiOX mi-cro/nanomaterials are analyzed, and the methods to improve the photocatalytic performance of BiOX micro/nanomaterials are summarized from the perspective of constructing heterojunctions and element doping. Finally, the future research direction of BiOX micro/nanomaterials was pro-spected.